<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<!--顶部导航-->
<iframe width="99.5%" height="43px" src="uploadData.html" frameborder="no"></iframe>
<!--
<iframe width="200px" height="900px" src="leftNav.html"></iframe>
<iframe width="80%" height="900px" src="showData.html"></iframe>
-->
<!--主页面-->
<iframe width="100%" height="900px" src="index_1.html" frameborder="no" scrolling="no"></iframe>
</body>
</html>